142028102799 has 24 divisors (see below), whose sum is σ = 224018672592. Its totient is φ = 85994248320.

The previous prime is 142028102789. The next prime is 142028102803. The reversal of 142028102799 is 997201820241.

It is not a de Polignac number, because 142028102799 - 2¹² = 142028098703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142028102789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592132 + ... + 796665.

It is an arithmetic number, because the mean of its divisors is an integer number (9334111358).

Almost surely, 2^142028102799 is an apocalyptic number.

142028102799 is a deficient number, since it is larger than the sum of its proper divisors (81990569793).

142028102799 is a wasteful number, since it uses less digits than its factorization.

142028102799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389847 (or 1389844 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 142028102799 in words is "one hundred forty-two billion, twenty-eight million, one hundred two thousand, seven hundred ninety-nine".